Pick the perfect wording and convey the message best suited for your situation. Learn how to write a resignational letter if you're quitting for personal reasons.Use a proper greeting for your supervisor in the email. Download and use this resignation letter template for family illness to communicate your decision to leave your job effectively. This article will address how to write a retirement letter of resignation and provide an example that you can use as a template for your own retirement letter. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. The employee should make sure to include their name, current job position, a brief explanation of why they are resigning, and what date their last day will be.